Reef Hacker
Captive-Bred Matted Filefish (Aiptasia-Eating) (Acreichthys tomentosus) – Approx. 2-3”
Captive-Bred Matted Filefish (Aiptasia-Eating) (Acreichthys tomentosus) – Approx. 2-3”
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Matted Aiptasia-Eating Leatherjacket — Acreichthys tomentosus
The Matted Aiptasia-Eating Leatherjacket, also known as the Aiptasia-Eating Filefish, is a popular utility fish known for its natural tendency to hunt nuisance Aiptasia anemones.
Size: Medium — Approx. 2–3 inches
Each specimen is hand-selected, conditioned, and individually observed eating prepared foods before shipping.
Important: While this species is well known for eating Aiptasia, individual feeding behavior varies and Aiptasia consumption cannot be guaranteed.
Quick Care Guide
| Scientific Name | Acreichthys tomentosus |
| Size | Medium — 2–3" |
| Care Level | Easy to Moderate |
| Temperament | Peaceful to Semi-Aggressive |
| Reef Safe | With Caution |
| Diet | Omnivore |
| Minimum Tank | 30+ Gallons |
Natural Aiptasia Control
Acreichthys tomentosus is one of the hobby's best-known natural predators of nuisance Aiptasia.
- Known to hunt and consume Aiptasia anemones
- Provides a biological approach to Aiptasia management
- Continuously explores rockwork for food
- Can reach areas difficult to treat manually
Please Note: Aiptasia consumption is not guaranteed. Feeding preferences vary between individual fish.
Reef Compatibility
This species is considered reef safe with caution. Some individuals may investigate or nip certain corals or sessile invertebrates.
Monitor the fish after introduction, particularly around fleshy LPS corals, zoanthids and other desirable invertebrates.
Why Buy From Reefhacker
- Hand-selected for health, condition and activity
- Individually confirmed eating prepared foods
- Carefully acclimated before shipping
- Professionally packed for overnight transit
- Backed by our 6-month livestock guarantee
